The poem is included in Fujiwara no Teika’s  藤原定家  (1162–1241) personal collection  Shūi Gusō  拾遺愚草 (Gleanings of Worthless Weeds), where it is found among the  twenty poems ordered by the Retired Emperor on the twelfth month of the second year (1212) of Kenryaku 建暦 (1211–1213) , as one of  five poems on miscellaneous topics :
(Mostly Classical) Japanese Literature: poetry and prose; excerpts, translations, and other drafts of a scholar